n+6n+5/n+1

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Solution for n+6n+5/n+1 equation: 


D( n )

n = 0

n = 0

n = 0

n in (-oo:0) U (0:+oo)

n+6*n+5/n+1 = 0

7*n^1+5*n^-1+1*n^0 = 0

(7*n^2+1*n^1+5*n^0)/(n^1) = 0 // * n^2

n^1*(7*n^2+1*n^1+5*n^0) = 0

n^1

7*n^2+n+5 = 0

7*n^2+n+5 = 0

DELTA = 1^2-(4*5*7)

DELTA = -139

DELTA < 0

n in { } 

n belongs to the empty set

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